5454545454556 has 24 divisors (see below), whose sum is σ = 10655391124224. Its totient is φ = 2421679799280.

The previous prime is 5454545454551. The next prime is 5454545454563. The reversal of 5454545454556 is 6554545454545.

It is a happy number.

It is a super-2 number, since 2×5454545454556² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5454545454494 and 5454545454503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5454545454551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441474180 + ... + 1441477963.

It is an arithmetic number, because the mean of its divisors is an integer number (443974630176).

Almost surely, 2^{5454545454556} is an apocalyptic number.

It is an amenable number.

5454545454556 is a deficient number, since it is larger than the sum of its proper divisors (5200845669668).

5454545454556 is a wasteful number, since it uses less digits than its factorization.

5454545454556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882952201 (or 2882952199 counting only the distinct ones).

The product of its digits is 480000000, while the sum is 61.

The spelling of 5454545454556 in words is "five trillion, four hundred fifty-four billion, five hundred forty-five million, four hundred fifty-four thousand, five hundred fifty-six".